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| Categories | Prepaid electricity meter | 
|---|---|
| Warranty: | 3 years | 
| Place of Origin: | Zhejiang, China | 
| Brand Name: | Gomelong | 
| Model Number: | OML040 | 
| Type: | Prepaid water meters, Prepaid Water Meter | 
| prepaid type: | STS | 
| Product name: | The Newest Lora Water Meter Wireless Sts Keypad Type Prepaid Token Wa | 
| keypad: | RF CIU | 
| Standard: | ISO 4064 ClassB | 
| Color: | white&blue | 
| Size: | DN15mm~DN25mm (1 /2''~1-1/2'') | 
| Certificate: | ISO4064 | 
| Feature: | Digital Water Meter Display | 
| weight: | 2kgs | 
| Packaging Details: | standard export package | 
| Port: | Ningbo | 
| Supply Ability: | 10000 Piece/Pieces per Month | 
| Price: | $65.00 - $75.00/Pieces | 



| Types | DN15 | DN20 | DN25 | 
| Accuracy | Class2 | ||
| leakage | 1.6Mpa water pressure, no leakage within 15 minutes. | ||
| lenght | 165mm | 195mm | 225mm | 
| Overload flow | 3.125m³/h | 5m³/h | 7.875m³/h | 
| parmanent flow | 2.5m³/h | 4m³/h | 6.3m³/h | 
| Transitional flow | 0.05m³/h | 0.08m³/h | 0.126m³/h | 
| Minimum flow | 0.0313m³/h | 0.05m³/h | 0.0788m³/h | 
| Starting flow | ≤0.012m³/h | ≤0.016m³/h | 0.020m³/h | 
| Lowest reading | 0.0001m³ | ||
| Largest reading | 99999.9999m³ | ||
| Small flow errors | ≤±5% | ||
| Flow errors | ≤±2% | ||
| Work temperature : | 0℃—30℃(water meter) | ||
| Work pressure : | 0.0——1.0Mpa | ||




Short code
Code  | Display Contents  | Code  | |
00  | Balance credit  | 70-79  | Previous 10 times inputted water  | 
02  | Full Display  | 91  | Software version  | 
03  | Total water  | 92  | Meter No.  | 
04  | Key version  | ||
05  | Tariff index  | 94  | SGC Code  | 
23  | Alarm time(minute)  | 96  | Low Credit threshold  | 
24  | Re-alarm time(minute)  | 98  | Current time  | 
36  | Negative water  | 99  | Current date  | 
48  | Token inputted times  | 200~229  | Previous 30 times charging time  | 
49  | Tech token inputted times  | 250~279  | Previous 30 times charging TOKEN  | 
50~59  | Previous 10 times token  | 300~329  | Previous 30 times charging m³  | 
60~69  | Previous 10 times Tech token  | 








                                 
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